Waku Waku 7

Alternate screen dimensions:
Press Right + Start + C at the character selection screen.

Alternate costume:
Press Down + A + B + C + D at the character selection screen.

Alternate CPU opponent costume:
Press Up/Right + Start + A at the character selection screen.

Alternate winning marks:
Press Left + Start at the character selection screen. Repeat the code to return to normal.

View song lyrics:
Hold Start and press A + D immediately before the "Round 1" message appears before fighting Arina.

Control Waku Ball:
Sweep the D-pad in circles at the character selection screen.

Waku Waku calendar:
Allow demonstration mode to start over seven times.

Alternate title screen:
Accumulate seven credits to reverse the title screen.

Play as Bosses:
Play a single player game and have player two press Start. Ferlandez and Bonuskun will appear. You can only play with the secret characters in vs. mode, not single player mode and you must have the settings set to console mode to order for this to work.
Information in this section was contributed by Afro2bghetto2.